CN207424687U - Dan Fansan axis just takes the photograph holder - Google Patents

Dan Fansan axis just takes the photograph holder Download PDF

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Publication number
CN207424687U
CN207424687U CN201721368399.4U CN201721368399U CN207424687U CN 207424687 U CN207424687 U CN 207424687U CN 201721368399 U CN201721368399 U CN 201721368399U CN 207424687 U CN207424687 U CN 207424687U
Authority
CN
China
Prior art keywords
steering engine
inner frame
rotating platform
bearing
frame
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201721368399.4U
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Chinese (zh)
Inventor
王涛
张镇晖
郑雅雯
曹欣欣
田珍源
张鑫蕴
薛睿男
王道
王璐杰
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Civil Aviation University of China
Original Assignee
Civil Aviation University of China
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Civil Aviation University of China filed Critical Civil Aviation University of China
Priority to CN201721368399.4U priority Critical patent/CN207424687U/en
Application granted granted Critical
Publication of CN207424687U publication Critical patent/CN207424687U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

A kind of Dan Fansan axis just takes the photograph holder.It includes whole load-bearing frame and motion module;Wherein whole load-bearing frame is made of outer framework D and inner frame E;Motion module includes the first steering engine, the first precision gear, the second steering engine, the second precision gear, the 3rd steering engine, the 3rd precision gear, rotating platform outline border F, swivel bearing, rotating platform C and camera fixed frame;Dan Fansan axis provided by the utility model is just being taken the photograph holder and is being had the advantages that:The shake that unmanned plane generates in flight course can be compensated during taking photo by plane, optimizes existing aerial mapping mode, improves the precision of aerial mapping, and reduce the difficulty of later image processing, aerial survey cost is reduced, simplifies the flow of aerial mapping, and improves efficiency of taking photo by plane.

Description

Dan Fansan axis just takes the photograph holder
Technical field
The utility model belongs to mapping instrument technology field, and holder is just taken the photograph more particularly, to a kind of Dan Fansan axis.
Background technology
Since aerial survey of unmanned aerial vehicle has substantially in terms of small range and the flight area in hardship carry out high resolution image acquisition Advantage, thus be widely used to national key project construction, calamity emergency processing, territory supervision, development of resources, new rural village and Town development etc..But it is just taken the photograph currently with unmanned plane when taking photo by plane, uses the vibration-absorptive material such as rubber pad class more, from And slow down influence of the aircraft shake for aerial camera, and aircraft real-time attitude information is recorded using sensor, pass through the later stage Image correction just takes the photograph Aerial Images to get.This, which just takes the photograph the method taken photo by plane, has precision low, and post-processing is complicated, is not easy to realize The problems such as automation control.
The content of the invention
To solve the above-mentioned problems, just taken the photograph with Dan Fansan axis the purpose of this utility model is to provide a kind of aerial survey of unmanned aerial vehicle Holder.
In order to achieve the above object, Dan Fansan axis provided by the utility model, which is just taking the photograph holder, includes whole load-bearing frame and fortune Dynamic model block;Wherein whole load-bearing frame is made of outer framework D and inner frame E, and outer framework D is by four strip aluminium sheets and connection The rectangular frame that connector between adjacent aluminum plates is formed, is fixed on unmanned plane;Inner frame E is identical with the structure of outer framework D, Positioned at the inside of outer framework D, and it is respectively mounted in the middle part of the front and rear side of inner frame E and outer framework D there are one bearing, using through interior Inner frame E is connected by the connecting shaft A in frame E two corresponding bearing centre holes upper with outer framework D with outer framework D;In simultaneously The left and right middle side edge of frame E is respectively mounted there are one bearing;Motion module includes the first steering engine, the first precision gear, the second rudder Machine, the second precision gear, the 3rd steering engine, the 3rd precision gear, rotating platform outline border F, swivel bearing, rotating platform C and camera Fixed frame;First precision gear is mounted on the outer end of a connecting shaft A;First steering engine is mounted on outer framework D, and thereon Vertically disposed first steering engine precision gear is meshed with the first precision gear, therefore inner frame E and component thereon can be Compared with outer framework D left-right rotations centered on connecting shaft A under the driving of first steering engine;Rotating platform outline border F is annular, if It puts in the inside of inner frame E, and installation thereon is utilized there are two corresponding bearing is held with left and right sides side axis on inner frame E Connecting shaft B through upper two corresponding bearing centre holes of inner frame E side bearings and rotating platform outline border F is by inner frame E It is connected with rotating platform outline border F;The outer ring of swivel bearing is fixed in rotating platform outline border F;Rotating platform C is fixed on rotation On the inner ring of bearing;Second steering engine is fixed on inner frame E, and vertically disposed second steering engine precision gear and installation thereon The second precision gear on rotating platform outline border F is meshed, therefore rotating platform outline border F and component thereon can be second Compared with being rotated before and after inner frame E centered on connecting shaft B under the driving of steering engine;3rd steering engine is mounted on rotating platform outline border F On, and horizontally disposed 3rd steering engine precision gear is meshed with the 3rd precision gear on rotating platform C thereon, Therefore rotating platform C and component thereon can carry out planar rotational movement under the driving of the 3rd steering engine;Slr camera is fixed Frame is fixed on rotating platform C, for installing camera.
The bearing and swivel bearing use deep groove ball bearing.
The thickness of the aluminium sheet is 4mm.
List provided by the utility model is taken the photograph holder and is had the advantages that anyway:Nothing can be compensated during taking photo by plane The man-machine shake generated in flight course optimizes existing aerial mapping mode, improves the precision of aerial mapping, and reduces The difficulty of later image processing, reduces aerial survey cost, simplifies the flow of aerial mapping, and improve efficiency of taking photo by plane.
Description of the drawings
Fig. 1 is that Dan Fansan axis provided by the utility model is just taking the photograph cradle head structure stereogram.
Specific embodiment
Holder is just being taken the photograph to Dan Fansan axis provided by the utility model in the following with reference to the drawings and specific embodiments to carry out specifically It is bright.
As shown in Figure 1, list provided by the utility model takes the photograph holder anyway includes whole load-bearing frame and motion module;Wherein Whole load-bearing frame is made of outer framework D and inner frame E, and outer framework D is by four strip aluminium sheets 4 and is connected to adjacent aluminum plates The rectangular frame that connector 5 between 4 is formed, is fixed on unmanned plane;Inner frame E is identical with the structure of outer framework D, positioned at outline border The inside of frame D, and being respectively mounted in the middle part of the front and rear side of inner frame E and outer framework D there are one bearing, using through inner frame E with Inner frame E is connected by the connecting shaft A in upper two corresponding bearing centre holes of outer framework D with outer framework D;While inner frame E Left and right middle side edge is respectively mounted there are one bearing;Motion module include the first steering engine 6, the first precision gear 11, the second steering engine 7, Second precision gear 22, the 3rd steering engine 8, the 3rd precision gear 32, rotating platform outline border F, swivel bearing, rotating platform C and phase Machine fixed frame 1;First precision gear 11 is mounted on the outer end of a connecting shaft A;First steering engine 6 is mounted on outer framework D, And vertically disposed first steering engine precision gear 12 is meshed with the first precision gear 11 thereon, therefore inner frame E and thereon Component can under the driving of the first steering engine 6 centered on connecting shaft A compared with outer framework D left-right rotations;Outside rotating platform Frame F is annular, is arranged on the inside of inner frame E, and installation is corresponding there are two being held with left and right sides side axis on inner frame E thereon Bearing, utilize the connecting shaft through upper two corresponding bearing centre holes of inner frame E side bearings and rotating platform outline border F Inner frame E is connected by B with rotating platform outline border F;The outer ring of swivel bearing is fixed in rotating platform outline border F;Rotating platform C consolidates Due on the inner ring of swivel bearing;Second steering engine 7 is fixed on inner frame E, and vertically disposed second steering engine is accurate thereon Gear 21 is meshed with the second precision gear 22 on the rotating platform outline border F, therefore rotating platform outline border F and thereon Component can under the driving of the second steering engine 7 centered on connecting shaft B compared with inner frame E before and after rotate;3rd steering engine 8 is installed On rotating platform outline border F, and horizontally disposed 3rd steering engine precision gear 31 and the on the rotating platform C thereon Three precision gears 32 are meshed, therefore rotating platform C and component thereon can carry out plane rotation under the driving of the 3rd steering engine 8 Transhipment is dynamic;Slr camera fixed frame 1 is fixed on rotating platform C, for installing camera.
The bearing and swivel bearing use deep groove ball bearing.
The thickness of the aluminium sheet 4 is 4mm.
List provided by the utility model is now taken the photograph holder operation principle anyway to be described below:This list takes the photograph holder by taking anyway It is loaded in the real-time attitude information that gyro sensor on unmanned plane obtains unmanned plane, and by controller by the attitude information and nothing Attitude information under man-machine stationary state is compared, and then provides control signal according to comparison result, to control the first steering engine 6th, the second steering engine 7, the 3rd steering engine 8 are rotated accordingly, and pass through these steering engines and first the 11, second essence of precision gear respectively The cooperation of close 22 and the 3rd precision gear 32 of gear is realized the rolling of camera, pitching and is horizontally rotated, and completes the tune of camera posture It is whole, so as to compensate the shake that unmanned plane generates in flight course.
One embodiment of the utility model is described in detail above, but the content is only the utility model Preferred embodiment, it is impossible to be construed as limiting the scope of the utility model.It is all to be done according to application scope of the utility model All the changes and improvements etc., should all still belong within the patent covering scope of the utility model.

Claims (3)

1. a kind of Dan Fansan axis just takes the photograph holder, it is characterised in that:The Dan Fansan axis, which is just taking the photograph holder, includes whole load-bearing frame And motion module;Wherein whole load-bearing frame is made of outer framework D and inner frame E, and outer framework D is by four strip aluminium sheets (4) and the rectangular frame that forms of the connector (5) that is connected between adjacent aluminum plates (4), it is fixed on unmanned plane;Inner frame E with it is outer The structure of frame D is identical, positioned at the inside of outer framework D, and is mounted on one in the middle part of the front and rear side of inner frame E and outer framework D A bearing, using the connecting shaft A through inner frame E Yu upper two corresponding bearing centre holes of outer framework D by inner frame E and outside Frame D is connected;The left and right middle side edge of inner frame E is respectively mounted there are one bearing simultaneously;Motion module include the first steering engine (6), First precision gear (11), the second steering engine (7), the second precision gear (22), the 3rd steering engine (8), the 3rd precision gear (32), rotation Turn platform outline border F, swivel bearing, rotating platform C and camera fixed frame (1);First precision gear (11) is mounted on a connection The outer end of axis A;First steering engine (6) is mounted on outer framework D, and vertically disposed first steering engine precision gear (12) thereon It is meshed with the first precision gear (11), therefore inner frame E and component thereon can be under the drivings of the first steering engine (6) with even Compared with outer framework D left-right rotations centered on spindle A;Rotating platform outline border F is annular, is arranged on the inside of inner frame E, and Installation thereon with left and right sides side axis on inner frame E there are two corresponding bearing is held, using through inner frame E side bearings and rotation Inner frame E is connected by the connecting shaft B for turning upper two corresponding bearing centre holes of platform outline border F with rotating platform outline border F;Rotation The outer ring of bearing is fixed in rotating platform outline border F;Rotating platform C is fixed on the inner ring of swivel bearing;Second steering engine (7) is solid Due on inner frame E, and thereon vertically disposed second steering engine precision gear (21) on rotating platform outline border F Second precision gear (22) is meshed, therefore rotating platform outline border F and component thereon can be under the drivings of the second steering engine (7) Compared with being rotated before and after inner frame E centered on connecting shaft B;3rd steering engine (8) is mounted on rotating platform outline border F, and its Upper horizontally disposed 3rd steering engine precision gear (31) is meshed with the 3rd precision gear (32) on rotating platform C, Therefore rotating platform C and component thereon can carry out planar rotational movement under the driving of the 3rd steering engine (8);Slr camera is consolidated Determine frame (1) to be fixed on rotating platform C, for installing camera.
2. Dan Fansan axis according to claim 1 just takes the photograph holder, it is characterised in that:The bearing and swivel bearing is adopted Use deep groove ball bearing.
3. Dan Fansan axis according to claim 1 just takes the photograph holder, it is characterised in that:The thickness of the aluminium sheet (4) is 4mm。
CN201721368399.4U 2017-10-23 2017-10-23 Dan Fansan axis just takes the photograph holder Expired - Fee Related CN207424687U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201721368399.4U CN207424687U (en) 2017-10-23 2017-10-23 Dan Fansan axis just takes the photograph holder

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201721368399.4U CN207424687U (en) 2017-10-23 2017-10-23 Dan Fansan axis just takes the photograph holder

Publications (1)

Publication Number Publication Date
CN207424687U true CN207424687U (en) 2018-05-29

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ID=62312406

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201721368399.4U Expired - Fee Related CN207424687U (en) 2017-10-23 2017-10-23 Dan Fansan axis just takes the photograph holder

Country Status (1)

Country Link
CN (1) CN207424687U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109542125A (en) * 2018-11-21 2019-03-29 东南大学 A kind of laser aid measuring unmanned aerial vehicle onboard camera vibration

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109542125A (en) * 2018-11-21 2019-03-29 东南大学 A kind of laser aid measuring unmanned aerial vehicle onboard camera vibration
CN109542125B (en) * 2018-11-21 2021-06-25 东南大学 Laser device for measuring vibration of airborne camera of unmanned aerial vehicle

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GR01 Patent grant
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CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20180529

Termination date: 20181023